overview and features · 2020. 4. 16. · 7. sew darts closed on hood to create the edge to attach...

OVERVIEW AND FEATURES

UNIVERSAL BADGER HOOD - REV FDELVE | MIDWEST PROTOTYPING | UW MAKERSPACEWWW.DELVE.COM EMAIL [email protected] WITH SUGGESTIONS

https://making.engr.wisc.edu/shield/

LEGAL DISCLAIMERThis product design and specifications are being provided by the University of Wisconsin-Madison College of Engineering as a free service to the community during this public health emergency.

REGULATORY NOTICE

This product has not been cleared for medical use by the U.S. Food and Drug Administration. The product should only be used during the declared COVID-19 public health emergency if FDA cleared or approved products are unavailable. This product has not been evaluated for the prevention of specific diseases or infections, the filtering of surgical smoke or plumes, the filtering of specific amounts of viruses or bacteria, or the killing or reduction of the amount of viruses, bacteria or fungi. Not recommended for use in a surgical setting where exposure to liquid, bodily or other hazardous fluids may be expected or for use in a clinical setting where infection risk level through inhalation exposure is high. Not recommended for use in the presence of a high intensity heat source or flammable gas. [This product is intended for one-time use by a single user.]

LIABILITY NOTICE

By using this product, the end user assumes all risks associated with its use, including the voiding of manufacturers’ warranties of devices with which the product is used, and agrees to hold harmless and waive any claims against the Board of Regents of the University of Wisconsin System, its officers, employees and agents, and other persons or companies which may have contributed to the design and specifications. EXCEPT WHERE SPECIFICALLY PROHIBITED BY LAW, NO WARRANTIES OF ANY KIND ARE OFFERED FOR THE PRODUCT DESIGN AND SPECIFICATIONS, INCLUDING WARRANTIES OF NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR PURPOSE.

INTELLECTUAL PROPERTY LICENSE

Individuals and organizations are free to use, copy, and share this design and specifications, including for commercial manufacture, without payment of any fees or charges, and for the duration of the declared COVID-19 public health emergency only, but may not assert ownership in the design and specifications, ownership of which belongs to the Board of Regents of the University of Wisconsin System and/or the individuals who created the design. This work is licensed under the Creative Commons Attribution 4.0 International License. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.

NOTICE TO MANUFACTURERS

Individuals or organizations that manufacture products utilizing this design and specifications are responsible for any federal or state regulatory requirements that apply to the manufacture of products intended for medical use, and are responsible for informing health care providers to which the product is supplied that they are responsible for decisions regarding appropriate personal protective equipment for their personnel. The distribution or sale of products manufactured using this design and specifications must include the Regulatory Notice and the Liability Notice as set forth above displayed prominently on packaging and marketing materials, as well as any information required by the FDA or other governmental authorities.

RECOMMENDED CLEANING AND DISINFECTING OF HOOD MATERIALS DURING COVID-19 PANDEMIC

The hood is designed for multiple use, but single exposure. If contaminated with toxic chemicals or blood/body fluids, dispose immediately in accordance with governing requirements. Non-contaminated fabrics being used during the COVID-19 pandemic for security, health assessments and triage of patients and other individuals can be cleaned with a soft bristle brush using a mild solution of soap and warm water, rinsed and hung to air dry. Disinfect fabric between brief patient exposures with hydrogen peroxide or non-chlorine bleach based wipes. No bleach or bleaching agents should ever be used on the materials. Chargeurs and/or Badger Shield cannot guarantee the effectiveness of the process regarding killing or removal of the virus.

OVERVIEW AND FEATURES

PAGE 1 OF 4

FOREHEAD STRAP KEEPS SHIELDAWAY FROM NOSE AND PROVIDES

SPACE FOR GLASSES AND MASKHOSE FITTING(UNIVERSAL W/ ADAPTERS TO MULTIPLE PAPR SYSTEMS)

SHOCK CORD ELASTICALONG CHINBACK OF HEAD ELASTIC EXTENSION

IS A PULL TAB AND ANCHOR FOR FITTINGTO KEEP HOSE CENTERED DOWN BACK

SHOULDERMANTLE

FACE SHIELD

SHOCK CORD ADJUSTMENTWITH LOCK

WASHABLEFABRIC

BLOWER HOSE ATTACHED TO FITTING

ELASTIC LOOP ANCHORING THE FITTING AND HOSE

REVISIONSV7 INITIAL PROTOTYPE RELEASE FOR PRODUCTION FEEDBACK. V7 REFERS TO THE SEVENTH RAPID PROTOTYPE HOOD CREATED FROM MARCH 24-30, 2020. FABRIC PATTERN AND PROTOTYPING BY CORIN FROST OF DELVE, FITTING BY JESSE DARLEY AND RANDY KOPLIN OF DELVE. DESIGN BY LENNON RODGERS AND KARL WILLIAMSON OF UW, BRIAN ELLISON OF MIDWEST PROTOTYPING, BRIAN’S MOM AND SCOTT SPRINGMAN OF UW HEALTH.

REV AINITIAL PRODUCTION VERSION. UPDATED 10 APRIL 2020 BY JESSE DARLEY. CHANGES INCLUDE PATTERN REVISIONS FOR SIMPLIFIED SEWING AND TWO ADDITIONAL FITTING ADAPTERS (MILLER ELECTRIC AND FEMALE RBP.

REV BADDED SEPARATE ASSEMBLY PAGE WITH NEW INSTRUCTIONS. FITTING IMAGES UPDATED.

REV CENLARGED HOLE FOR FITTING. MOVED FOREHEAD STRAP DRAWING TO MATERIAL SHEET.

REV DADJUSTED SUSPENSION SYSTEM CUT LENGTHS, WIDENED SHOCK CORD CASING BY 3/8”, UPDATED ASSEMBLY INSTRUCTIONS

REV EADDED SUSPENSION SYSTEM IMAGES. ADDED TABS TO FACE SHIELD

REV FMOVED SEWING ORDER. REMOVED “PAPR” FROM DESCRIPTION. UPDATED MATERIAL LIST. UPDATED LEGAL DISCLAIMER

VALVE FACING(DOUBLE LAYER)

3M ADAPTERMILLER ADAPTER

RPB ADAPTER

1TEM 13: UNIVERSAL FITTING COLLAR

ITEM 12: UNIVERSAL FITTING MALE 3M ADAPTER(DYED RED)

MILLER ADAPTER(DYED BLUE)

RPB ADAPTER(DYED GREEN)

FITTING ASSEMBLY

BILL OF MATERIALS

ITEM 2: BACK OF HEAD ELASTIC (20”LONG, INCLUDING 4” OF FITTING SUPPORT PROTRUDING OUT REAR OF HOOD)

ITEM 3: CROWN ELASTIC (13.5”LONG)

ITEM 4: SHOCK CORD (36”LONG)

ITEM 5: CORD LOCK

R15 78 "

R12 14 "

8 14 "

8.57

13 12 "

R 14 "

FACE SHIELD 1:1 ARTWORK

PAGE 2 OF 4



COMPONENTS AND BOM

ITEM QTY DESCRIPTION MATERIAL TOTAL Y IELD1 1 FACE SHIELD 0.015" THICK PET OR PETG WITH ANTI-FOG COATING N/A2 1 BACK OF HEAD ELASTIC 1" WIDE, BLACK, NON-LATEX ELASTIC, 140% ELONGATION OR GREATER 33 1/2" FOR ITEMS 2 & 33 1 CROWN ELASTIC SEE ITEM 2 -4 1 SHOCK CORD 1/8" DIAMETER GENERAL PURPOSE SHOCK CORD, BLACK 36"5 1 CORD LOCK SPRING-LOADED SHOCK CORD TOGGLE LOCK - WWW.APLUSPRODUCTS.NET - P/N WH-DCL-2 BK N/A

6 1 HOODWHITE MG100 BARRIER FABRIC OR EQUIVALENT (BASE TYPE: SATURATE NON-WOVEN WITH TPU LAMINATE, FILM TYPE: POLYURETHANE FILM) 1.7 SQ YDS FOR ITEMS 6-11

7 2 FITTING FACING SEE ITEM 6 -8 1 SHOCK CORD CASING SEE ITEM 6 -9 1 MANTLE FRONT SEE ITEM 6 -

10 2 MANTLE SIDE SEE ITEM 6 -11 1 BROW STRAP SEE ITEM 6 -12 1 UNIVERSAL FITTING MALE SMOOTHED LASER SINTERED NYLON - WHITE N/A13 1 UNIVERSAL FITTING COLLAR SMOOTHED LASER SINTERED NYLON - WHITE N/A14 1 ADAPTER TO YOUR BLOWER SMOOTHED LASER SINTERED NYLON - DYED FOR QUICK IDENTIFICATION N/A

NOTES1. All pieces include seam allowance of 1/4 inch minimum2. All straight-stitch EXCEPT bar-tacks use zig-zag3. Lens is larger than hood hole for more surface area at the top corners for affixing head

strap system

SEWING1. Lay out cut pieces to review2. Sew MANTLE seams together3. Place long length of shock cord on top of the ELASTIC CASING4. Fold ELASTIC CASING in half with shock cord contained within and sew closed5. Secure shock cord with toggle to prevent cord from sliding out and tie ends of cord6. Pin ELASTIC CASING between MANTLE and HOOD (right-sides in, all edges aligned) and

sew7. Sew darts closed on HOOD to create the edge to attach the FITTING FACING 8. Sew the back seam closed while tacking 5" of the BACK OF HEAD ELASTIC into the back

seam of the hood between the marked notches (outside loop should finish at 2.5")9. Sew in the 2-ply FITTING FACINGS into the back of the hood

SUSPENSION SYSTEM AND FACE SHIELD1. Fold the BROW BAND (wrong side out) and serge along along edge2. Sew SHIELD on inside of hood by starting at top corner with 3/8” seam allowance and

working your way around slowly. Use inside edge of presser foot as guide, lining up with edge of shield. Pull fabric into place as you sew along.

3. Bar-tack BACK OF HEAD ELASTIC to shield tabs on both sides (edges facing forward)4. Bar-tack BROW BAND to sides of the BACK OF HEAD ELASTIC about 2“ from the FACE

SHIELD tabs with edges facing foward5. Find center of BROW BAND and attach one end of the CROWN ELASTIC6. Attach opposite end of CROWN ELASTIC to back of HOOD, inside the location of the 5”

FITTING loop from the BACK OF HEAD ELASTIC7. Dart/tuck the top of seam A under the elastic and sew down

FINAL ASSEMBLY1. Insert UNIVERSAL FITTING into fitting hole from inside2. Pop requested FITTING ADAPTER onto UNIVERSAL COLLAR and screw assembly from

outside until tight3. Stretch ELASTIC LOOP over UNIVERSAL COLLAR to help keep the fitting centered under

tension from PAPR blower hose

CROWN ELASTIC

2" TO 2 1/2"

2 1/2"

BACK OF HEAD ELASTIC

BROW STRAP

FACE SHIELD

FITTING LOOP

1/4"

BACK OF HEAD ELASTIC

BROW STRAP

FACE SHIELDCROWN ELASTIC

PAGE 3 OF 4

UNIVERSAL BADGER HOOD - REV F DELVE | MIDWEST PROTOTYPING | UW MAKERSPACEWWW.DELVE.COM EMAIL [email protected] WITH SUGGESTIONS


SEWING AND ASSEMBLY INSTRUCTIONS

SUSPENSION SYSTEM



MATERIAL PATTERNS

PAGE 4 of 4

ITEM 7: FITTING FACINGQUANTITY: 2MATERIAL: SELF

ITEM 9: MANTLE FRONTQUANTITY: 1MATERIAL: SELF

ITEM 10: MANTLE SIDEQUANTITY: 2MATERIAL: SELF

CB

ITEM 10: MANTLE SIDEQUANTITY: 2MATERIAL: SELF

CB

ITEM 8: SHOCK CORD CASINGQUANTITY: 1MATERIAL: SELF

ITEM 6: HOOD QUANTITY: 1MATERIAL: SELF

ELASTICELASTIC

ITEM 11: BROW STRAPQUANTITY: 1MATERIAL: SELF

GRAIN LINE

GRA

IN LIN

E

GRAIN LINE

GRA

IN LIN

E

FOLD

GRA

IN L

INE

GRA

IN L

INE

FOLD

overview and features · 2020. 4. 16. · 7. sew darts closed on hood to create the edge to attach...

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